KCRA 3 NEWS AT 11:00 STARTS RIGHT NOW. A NEIGHBORHOOD ROCKED. THIS IS NEW VIDEO TONIGHT TAKEN MOMENTS AFTER A HOUSE EXPLODED. THE SHERIFF'S DEPARTMENT SAYS A MAN INSIDE MAY HAVE ACTUALLY TOUCHED OFF THIS FIERY SCENE ON PURPOSE. IT'S JUST DUMBFOUNDING. YOU CAN'T EVEN -- YOU DON'T EVEN KNOW WHAT TO THINK OR WHAT TO SAY BECAUSE IT'S JUST WHO DOES THAT? THE EVENTS UNFOLDED LATE TODAY IN POLLOCK PINES. THE COMMUNITY JUST PASSED APPLE HILL ALONG HIGHWAY 50 AND TONIGHT KCRA 3'S TOM DUHAIN HAS LEARNED THE MAN WHO REPORTEDLY BLEW UP HIS OWN HOUSE WAS THREATENING TO KILL HIMSELF BEFORE THE EXPLOSION. PONY EXPRESS TRAIL WAS CLOSED. AS FIREFIGHTERS AND DEPUTIES DEALT WITH THE AFTERMATH OF THE EXPLOSION AND FIRE. THE INCIDENT BEGAN ABOUT 3:00 P.M. WHEN THE RESIDENT OF THIS DUPLEX IDENTIFIED ONLY AS DAVE BY NEIGHBORS, THREATENING TO KILL HIMSELF. DISTRAUGHT ABOUT A RELATIVE IN THE HOSPITAL. HE SAID THAT HE WAS GOING TO LIGHT HIS HOUSE ON FIRE. HE TOLD US THAT HE CUT THE GAS LINES. AND THAT HE WAS TRYING TO IGNITE IT. OFFICERS HAD SURROUNDED THE HOUSE WHEN IT EXPLODED. SHAKING THE AREA AND BURNING FURIOUSLY. IT'S PRETTY SIGNIFICANT DAMAGE TO THE HOUSE. IT BURNED FOR WELL OVER AN HOUR. I UNDERSTAND THAT THERE WAS A NEIGHBOR NEXT DOOR WHEN THE EXPLOSION HIT. CHRIS HUNTSMAN WAS NEXT DOOR. AS THE COPS WERE WALKING ME OUT, THE PLACE JUST BLEW. AND I JUST -- THE WALLS BLOW AND IT BLEW ME -- BLEW ME A LITTLE BIT OFF TO THE SIDE AND THE COP WHO WAS WITH ME. AND THEN MY UNCLE AND MY MOM WERE IN THE HOUSE AND THEY WERE SCREAMING AND STUFF. AND I GUESS A GUY CAME OUT BURNING ON FIRE. DEPUTIES SAY THE RESIDENT STAGGERED OUT WITH SERIOUS BURNS. AND HE WAS RUSHED TO SACRAMENTO FOR TREATMENT. SEVERAL NEARBY APARTMENTS WERE EVACUATED. AND ANOTHER RESIDENT OF THAT ADJOINING DUPLEX SAYS -- IT'S JUST DUMBFOUNDING. YOU CAN'T EVEN -- YOU DON'T EVEN KNOW WHAT TO THINK. OR WHAT TO SAY BECAUSE IT'S JUST WHO DOES THAT? CRIME SCENE INVESTIGATORS ARE NOW INSIDE WHAT REMAINS OF THAT DUPLEX. MEANWHILE THE RESIDENT WHO CAUSED THE EXPLOSION IS AT THE MEDICAL CENTER WITH SERIOUS BURNS. IN POLLOCK PINES, TOM DUHAIN, KCRA 3 NEWS. DEPUTIES ALSO SAY THE UNIDENTIFIED MAN HE IS IN CRITICAL CONDITION.

Hillary Clinton's office said "nothing nefarious was at play" when the former secretary of state used her personal email address, rather than one provided by the State Department, during her four years as America's top diplomat.